Railway Signal.

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Description

Patent for a new and improved railroad signal. This design consists in "[a] continuous electric conductor extending beside a railroad, a contact-maker borne by a train, an electric galvanic battery, a stationary transmitter, and a train provided with transmitting and receiving instruments on two or more members of the train and connected with the electric circuit in multiple arc . . . whereby a message can be sent to each member simultaneously" (lines 8-17).

Physical Description

[2], 2 p. : ill. ; 23 cm.

Creation Information

Armstrong, James Henry June 7, 1887.

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Description

Patent for a new and improved railroad signal. This design consists in "[a] continuous electric conductor extending beside a railroad, a contact-maker borne by a train, an electric galvanic battery, a stationary transmitter, and a train provided with transmitting and receiving instruments on two or more members of the train and connected with the electric circuit in multiple arc . . . whereby a message can be sent to each member simultaneously" (lines 8-17).

Physical Description

[2], 2 p. : ill. ; 23 cm.

Notes

"SPECIFICATION forming part of Letters Patent No. 364,204, dated June 7, 1887. Application filed October 15, 1886. Serial No. 216,323. (No model.)"

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Texas Patents

United States patents filed by Texas inventors before 1900. A majority of the patents are for agricultural and industrial applications.

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  • June 7, 1887

Accepted Date

  • June 7, 1887

Submitted Date

  • October 15, 1886

Added to The Portal to Texas History

  • Aug. 4, 2011, 5:55 p.m.

Description Last Updated

  • March 21, 2024, 2:17 a.m.

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Armstrong, James Henry. Railway Signal., patent, June 7, 1887; [Washington D.C.]. (https://texashistory.unt.edu/ark:/67531/metapth171543/: accessed April 26, 2024), University of North Texas Libraries, The Portal to Texas History, https://texashistory.unt.edu; crediting UNT Libraries Government Documents Department.

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